CH613806A5 - - Google Patents

Info

Publication number
CH613806A5
CH613806A5 CH150177A CH150177A CH613806A5 CH 613806 A5 CH613806 A5 CH 613806A5 CH 150177 A CH150177 A CH 150177A CH 150177 A CH150177 A CH 150177A CH 613806 A5 CH613806 A5 CH 613806A5
Authority
CH
Switzerland
Application number
CH150177A
Inventor
Morton Cohen
Original Assignee
Morton Cohen
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Morton Cohen filed Critical Morton Cohen
Publication of CH613806A5 publication Critical patent/CH613806A5/xx

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H35/00—Switches operated by change of a physical condition
    • H01H35/14—Switches operated by change of acceleration, e.g. by shock or vibration, inertia switch
    • H01H35/144—Switches operated by change of acceleration, e.g. by shock or vibration, inertia switch operated by vibration
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H36/00—Switches actuated by change of magnetic field or of electric field, e.g. by change of relative position of magnet and switch, by shielding
CH150177A 1976-02-09 1977-02-08 CH613806A5 (OSRAM)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/656,098 US4057773A (en) 1976-02-09 1976-02-09 Magnetic switch

Publications (1)

Publication Number Publication Date
CH613806A5 true CH613806A5 (OSRAM) 1979-10-15

Family

ID=24631613

Family Applications (1)

Application Number Title Priority Date Filing Date
CH150177A CH613806A5 (OSRAM) 1976-02-09 1977-02-08

Country Status (12)

Country Link
US (1) US4057773A (OSRAM)
JP (1) JPS5297171A (OSRAM)
BR (1) BR7700764A (OSRAM)
CA (1) CA1083206A (OSRAM)
CH (1) CH613806A5 (OSRAM)
DE (1) DE2705065A1 (OSRAM)
FR (1) FR2340609A1 (OSRAM)
GB (1) GB1577782A (OSRAM)
IT (1) IT1077809B (OSRAM)
MX (1) MX142994A (OSRAM)
NL (1) NL7701300A (OSRAM)
SE (1) SE7701318L (OSRAM)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4258358A (en) * 1978-08-16 1981-03-24 International Quartz Ltd. Door opening sensing and alarm producing device
US4531029A (en) * 1982-01-08 1985-07-23 Currillies Trimble Cricket switch
US4513271A (en) * 1982-07-16 1985-04-23 Minnesota Mining And Manufacturing Company Momentary contact magnetic switch
US4553134A (en) * 1982-12-23 1985-11-12 Alarm Accessory Ltd. Electrical alarm system for installation in a window casing
CA1245104A (en) * 1988-02-18 1988-11-22 Harry K. Rehberg Door alarm
US4837557A (en) * 1988-03-04 1989-06-06 Raywheel, Inc. Combination alarm and lock device with sensitivity adjustment
GB2226701A (en) * 1988-12-30 1990-07-04 She William Yung Lee Electrical switch
US5530428A (en) * 1993-04-06 1996-06-25 Woods; Randall Security alarm switch
US5554833A (en) * 1994-09-26 1996-09-10 Johnson; Wayne Magnetic switch tripping system
US5929731A (en) * 1996-05-08 1999-07-27 Jackson Research, Inc. Balanced magnetic proximity switch assembly
US5877664A (en) * 1996-05-08 1999-03-02 Jackson, Jr.; John T. Magnetic proximity switch system
US5673021A (en) * 1996-05-22 1997-09-30 Woods; Randall Magnetic switch assembly for detecting unauthorized opening of doors or windows
US5880659A (en) * 1997-03-17 1999-03-09 Woods; Randell Magnetic switch assembly for detecting unauthorized opening of doors or windows
US5977873A (en) * 1998-03-04 1999-11-02 Woods; Randall Alarm switch
US6087936A (en) * 1998-12-29 2000-07-11 Woods; Randall Vibration sensor
USD512690S1 (en) * 2003-07-14 2005-12-13 United Security Products, Inc. Guided intrusion detection switch housing
AU2023208756A1 (en) * 2022-01-19 2024-08-01 Baker Hughes Oilfield Operations Llc Magnetic switch arrangement

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH240703A (de) * 1943-11-30 1946-01-15 Auderset Pierre Vorrichtung zum Anzeigen von Druckverlusten in Luftreifen.
US3281735A (en) * 1965-04-14 1966-10-25 Blumish Thomas Magnetic switch having swingably supported permanent magnet actuating means
US3539741A (en) * 1969-08-08 1970-11-10 Mallory & Co Inc P R Magnetically activated door switch
US3806852A (en) * 1972-10-02 1974-04-23 Stanley Works Switch activating hinge

Also Published As

Publication number Publication date
BR7700764A (pt) 1977-10-11
CA1083206A (en) 1980-08-05
IT1077809B (it) 1985-05-04
GB1577782A (en) 1980-10-29
US4057773A (en) 1977-11-08
MX142994A (es) 1981-02-03
FR2340609A1 (fr) 1977-09-02
JPS5297171A (en) 1977-08-15
SE7701318L (sv) 1977-08-10
NL7701300A (nl) 1977-08-11
FR2340609B3 (OSRAM) 1979-10-05
DE2705065A1 (de) 1977-10-06

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Legal Events

Date Code Title Description
PL Patent ceased
PL Patent ceased